const merge = require('webpack-merge');
const common = require('./webpack.common.js');
const UglifyJSPlugin = require('uglifyjs-webpack-plugin');

module.exports = merge(common, {
    devtool: 'source-map',
    plugins: [
            new UglifyJSPlugin({
                sourceMap: true
            })
        ]
        // ,new webpack.DefinePlugin({
        //            'process.env.NODE_ENV': JSON.stringify('production')
        //          })  指定环境变量
});